DOC ID: 16001100
Page | 13
Serial ports 2-4 are all RS-232 and the pin assignments are listed below:
Serial Port
Pin No.
RS-232
COM2~4
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
NC
SSD/HDD Trays
There are 2x front-accessible
2.5” SSD/HDD locking trays.